<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Insert Title here</title>
</head>
<body>
    <form name="reg" action="/CaoGao/loginServlet" method="post">
        用户名：<input name="username" type="text"><br/>
        密码：  <input name="password" type="password"><br/>
                <input type="submit" value="提交" id="bt"/>
    </form>

</body>
</html>